// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CC_INPUT_LAYER_SELECTION_BOUND_H_
#define CC_INPUT_LAYER_SELECTION_BOUND_H_

#include "cc/base/cc_export.h"
#include "cc/input/selection.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/selection_bound.h"

namespace cc {

namespace proto {
    class LayerSelection;
    class LayerSelectionBound;
} // namespace proto

// Marker for a selection end-point attached to a specific layer.
// TODO(fsamuel): This could be unified with gfx::SelectionBound.
struct CC_EXPORT LayerSelectionBound {
    LayerSelectionBound();
    ~LayerSelectionBound();

    gfx::SelectionBound::Type type;
    gfx::Point edge_top;
    gfx::Point edge_bottom;
    int layer_id;

    bool operator==(const LayerSelectionBound& other) const;
    bool operator!=(const LayerSelectionBound& other) const;

    void ToProtobuf(proto::LayerSelectionBound* proto) const;
    void FromProtobuf(const proto::LayerSelectionBound& proto);
};

typedef Selection<LayerSelectionBound> LayerSelection;

CC_EXPORT void LayerSelectionToProtobuf(const LayerSelection& selection,
    proto::LayerSelection* proto);
CC_EXPORT void LayerSelectionFromProtobuf(LayerSelection* selection,
    const proto::LayerSelection& proto);

} // namespace cc

#endif // CC_INPUT_LAYER_SELECTION_BOUND_H_
